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3 year warranty

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61C-351 Automate Analog I/O Rail Module.



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  • Part Number: 61C351
  • SKU: 61C351RE
  • Manufacturer: Reliance Electric
  • Series: AutoMax PLC

61C351 Technical Specifications

Manufacturer Reliance Electric
Series AutoMate PLC
Part Number 61C351
Product Type Analog Rail Module
Instruction Manual J-3673

Product Description

The 61C351 is an Input Module Analog Rail Card made by Reliance Electric. It may have also been produced as a part of the Asea Brown Boveri and/or Baldor Reliance lines depending on what dates it was in production. It has support for this item has been terminated by these companies and might be a little hard to find. AX Control does try to strive to keep it in stock, however, as a new surplus or refurbished part.

The 61C351 is a 0 to 10-volt Analog Rail I/O Module that was meant to be a part of an AutoMax DCS. This module is a stand-alone panel mount device that attaches to the panel using its backplate. You can attach 4 screws to the backplate for a very secure mount.

The 61C351 does have many elements on its faceplate. On the faceplate, there is a spot for a 250 type fuse and there is a label beside it that says to make use of a 75mA with a 24VDC and to use a 25mA with a 120 VAC. It has a mode switch that swaps the device from Rail to Local Head. It has 2 Input and 2 Output channels that are labeled 0-3. The inputs and outputs on those channels are in groups of 3 that are numerically labeled 1-12. Alongside the numerical labels are the phrases common or V-IN. The 3, 6, 9, and 12 input/outputs are not labeled in this way. There are two major indicators in this module. One is labeled pwr ok and the other is labeled com ok. There is a box that is labeled as input pwr. This label indicates that the DC- DC+ is 24 VDC and the L2 L1 is 120 VAC. 

Frequently Asked Questions about 61C351

What type of configuration does 61C351 use?
61C351 is hardware-configurable. 61C351 has a faceplate switch to emulate either AutoMate rails or AutoMate local heads.
What is the best cable for wiring a Reliance 61C351?
The recommended cable for analog signal wiring a Reliance 61C351 is a Belden 8761 or equivalent type.
What is the conversion speed on 61C351?
61C351 has a conversion speed of 13 usec.
Is the manual for 61C351 available to me?
Yes, we have the manual for 61C351 to give to you. Request a link to the manual, which is the 2-In/2-Out 4-20 mA Analog Rail Module Manual - Manual J-3673, and we'll be happy to send the manual for 61C351 to you.
  • 61C351A

Repair Services For 61C351

Type Lead Time Price Action
Repair Service 1-2 weeks $307

Our highly skilled technicians can repair your 61C351. All of our repairs come with a 3 Year AX Control Warranty. Please contact us for additional information about our repair process. To receive the repair pricing and lead time listed above please process your repair order via our website. The following repair options may be available upon request:

  • 48-72hr Rush Repair
  • Detailed Repair Reports
  • AX Control Certificate of Warranty

AX Control Warranty Info

All products we sell are backed by our unparalleled warranty. A warranty certificate will be provided with your order upon request.
All PLCs, HMIs, and Turbine Control Boards: 3 Years
All AC/DC and Servo Drives: 2 Years
All Motors: 1 Year
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61C351 Manuals, White Papers, Data Sheets, and Troubleshooting